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| radio monitoring (The systematic listening to, and reporting of, foreign radio transmissions in order to gather intelligence. wikt Alexander Demidov) | |||
| monitoring (service) | |||
| radiomonitoring | |||
| radio control; radio monitoring | |||
| radio check | |||
| радиоконтроль: 17 do fraz, 5 tematyki |
| Astronautyka | 7 |
| Publikatory środki masowego przekazu | 2 |
| Systemy bezpieczeństwa | 2 |
| Technika i technologia | 2 |
| Wojskowość | 4 |